ERK4_Mmus       FIDFQPLGFGVNGLVLSATDSRACRKVAVKKIVLSDARSMKHALREIKIIRRLDHDNIVK
ERK3_Mmus       YMDLKPLGCGGNGLVFSAVDNDCDKRVAIKKIVLTDPQSVKHALREIKIIRRLDHDNIVK
Erk4_Hsap       FVDFQPLGFGVNGLVLSAVDSRACRKVAVKKIALSDARSMKHALREIKIIRRLDHDNIVK
Erk3_Hsap       YMDLKPLGCGGNGLVFSAVDNDCDKRVAIKKIVLTDPQSVKHALREIKIIRRLDHDNIVK
ERK3_Spur       FCDLRPLGYGSSGTVFSAVDSECDKSVAIKRVSLTDKKSCKSALREIRILRKLQHENIVK
                : *::*** * .* *:**.*. . : **:*:: *:* :* * *****:*:*:*:*:****

ERK4_Mmus       VYEVLGPKGSDLQ-----GELFKFSVAYIVQEYMETDLACLLEQGTLTEDHAKLFMYQLL
ERK3_Mmus       VFEILGPSGSQLT--DDVGSLTELNSVYIVQEYMETDLANVLEQGPLLEEHARLFMYQLL
Erk4_Hsap       VYEVLGPKGTDLQ-----GELFKFSVAYIVQEYMETDLARLLEQGTLAEEHAKLFMYQLL
Erk3_Hsap       VFEILGPSGSQLT--DDVGSLTELNSVYIVQEYMETDLANVLEQGPLLEEHARLFMYQLL
ERK3_Spur       IYDVIFDGNSDNSEDEDISIPSELRTLCIVQELVDADLRVVMEQQRISNEHVRLFAYQLL
                :::::   .::       .   ::    **** :::**  ::**  : ::*.:** ****

ERK4_Mmus       RGLKYIHSANVLHRDLKPANIFISTEDLVLKIGDFGLARIVDQHYSHKGYLSEGLVTKWY
ERK3_Mmus       RGLKYIHSANVLHRDLKPANLFINTEDLVLKIGDFGLARIMDPHYSHKGHLSEGLVTKWY
Erk4_Hsap       RGLKYIHSANVLHRDLKPANIFISTEDLVLKIGDFGLARIVDQHYSHKGYLSEGLVTKWY
Erk3_Hsap       RGLKYIHSANVLHRDLKPANLFINTEDLVLKIGDFGLARIMDPHYSHKGHLSEGLVTKWY
ERK3_Spur       RGLKYLHSANVLHRDLKPENVLINQEDLVLKIGDFGMARIVDPDYSHKGYLTQNVSTQWY
                *****:************ *::*. ***********:***:* .*****:*::.: *:**

ERK4_Mmus       RSPRLLLSPNNYTKAIDMWAAGCILAEMLTGKMLFAGAHELEQMQLILDTIPVVREEDKE
ERK3_Mmus       RSPRLLLSPNNYTKAIDMWAAGCIFAEMLTGKTLFAGAHELEQMQLILDSIPVVHEEDRQ
Erk4_Hsap       RSPRLLLSPNNYTKAIDMWAAGCILAEMLTGRMLFAGAHELEQMQLILETIPVIREEDKD
Erk3_Hsap       RSPRLLLSPNNYTKAIDMWAAGCIFAEMLTGKTLFAGAHELEQMQLILESIPVVHEEDRQ
ERK3_Spur       RSPELVLQPTDYTKAIDLWSAGCILAEMVTGKPLFPGDHDLELMMLVLDSVQ-LNDRDLN
                ***.*:*.*.:******:*:****:***:**: **.* *:** * *:*:::  :.:.* :

ERK4_Mmus       ELLRVMPSFV-SS-TWEVKRPLRKLLPDVNSEAIDFLEKILTFNPMDRLTAEMGLQHPYM
ERK3_Mmus       ELLSVIPVYI-RNDMTEPHRPLTQLLPGISREALDFLEQILTFSPMDRLTAEEALSHPYM
Erk4_Hsap       ELLRVMPSFV-SS-TWEVKRPLRKLLPEVNSEAIDFLEKILTFNPMDRLTAEMGLQHPYM
Erk3_Hsap       ELLSVIPVYI-RNDMTEPHKPLTQLLPGISREALDFLEQILTFSPMDRLTAEEALSHPYM
ERK3_Spur       EILCTLPSKLLKNYNGYPRHPLKEVLCNLDCHALDLLLAMLTFDPSERITAEEALRSPYF
                *:* .:*  :  .     ::** ::*  :. .*:*:*  :***.* :*:*** .*  **: